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【单选题】
下面选项中关于创业机会的市场分析描述错误的是()A.
如果选择的市场过于宽泛，容易导致产品或服务的功能缺乏针对性。
B.
如果选择的市场过于细分，又容易遇到客户数量过少的困境，无法形成规模效应。
C.
如果选择进入一个全新的市场，就会减少竞争对手带来的顾虑，新产品的投放也意味更多的确定性。
D.
以上描述都不对。
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反馈参考答案：
举一反三
【多选题】作为现代技术革命最新成就之一的生物技术，是20世纪70年代初在生物学和电子计算机技术的基础上形成的综合性技术，包括( )。
A.
基因工程
B.
细胞工程
C.
酶工程
D.
发酵工程
【简答题】Passengers moving about in the coach should ______ their step.
【多选题】如检索王晓宇,吴亚菲,赵蕾发表的“牙龈内陷的研究进展”这篇文献的题录信息,请问在哪个数据库可检索到此篇文献。
A.
中国知网
B.
中国生物医学文献数据库
C.
维普资讯网
D.
万方数据服务平台
E.
万方医学网
F.
读秀
G.
超星发现系统
【多选题】As station officers, what should we do when the train is late and delays passengers' travel?
A.
We should explain to the passengers that why the train is late and when the train will come.
B.
We should advice that the passengers who get something urgent to deal with could take other transportation.
C.
We should tell the passengers who want to take other transportation could have their tickets handled at any metro station in 7 days.
D.
We should advice that the passengers wait for the train patiently in a line and keep them informed if we get further information.
【多选题】As station officers, what should we do when there are too many passengers waiting for the train on the platform?
A.
We should remind passengers to mind the gap between the train and the platform and get on first and then get off.
B.
We should advise passengers to move to the end tail/ head of the platform with fewer people.
C.
We should remind passengers not to force in the train while the doors are closing up.
D.
We should push in all the passengers stuck at the door and make sure that the door could be closed.
【简答题】What should the passengers do before the plane lands? Fasten seat belts and ______.
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